class_docstr: [summary]
  
  Args:
    test {[type]} -- [description]
code: def setUp(self):  # pylint: disable=invalid-name
      super().setUp()
      if not tf.io.gfile.isdir(self.path_root):
          tf.io.gfile.makedirs(self.path_root)
  
imports: import os
  import subprocess
  import sys
  import pytest
  import tensorflow
  import tensorflow_io
label_desc: Use image node_id 2 for calling the AZFSTestBase obj's underlying member method code with example usage: obj.setUp() without return types